Standing desk



FIG. 1 is a front perspective view of the standing desk.

FIG. 2 is a rear perspective view of the standing desk.

FIG. 3 an end elevation view of the standing desk.

FIG. 4 is a front elevation view of the standing desk.

FIG. 5 is a top plan view of the standing desk; and,

FIG. 6 is a bottom plan view of the standing desk.

The broken lines shown in the drawings are included for the purpose of illustrating environmental structure and form no part of the claimed design. 

CLAIM The ornamental design for a standing desk, as shown. 